Andreas Hocevar
86 lines
2.5 KiB
HTML
86 lines
2.5 KiB
HTML
<!DOCTYPE html>
|
|
<html>
|
|
<!--
|
|
Copyright 2009 The Closure Library Authors. All Rights Reserved.
|
|
|
|
Use of this source code is governed by the Apache License, Version 2.0.
|
|
See the COPYING file for details.
|
|
-->
|
|
<!--
|
|
-->
|
|
<head>
|
|
<meta http-equiv="X-UA-Compatible" content="IE=edge">
|
|
<title>Closure Performance Tests - UTF8 encoding and decoding</title>
|
|
<link rel="stylesheet" type="text/css"
|
|
href="../testing/performancetable.css"/>
|
|
<script src="../base.js"></script>
|
|
<script>
|
|
goog.require('goog.crypt');
|
|
goog.require('goog.string');
|
|
goog.require('goog.testing.PerformanceTable');
|
|
goog.require('goog.testing.jsunit');
|
|
</script>
|
|
</head>
|
|
<body>
|
|
<h1>Closure Performance Tests - UTF8 encoding and decoding</h1>
|
|
<p>
|
|
<strong>User-agent:</strong>
|
|
<script>document.write(navigator.userAgent);</script>
|
|
</p>
|
|
<div id="perfTable"></div>
|
|
<hr>
|
|
|
|
<script>
|
|
var table = new goog.testing.PerformanceTable(
|
|
goog.dom.getElement('perfTable'));
|
|
|
|
var STRING_LENGTH = 100000;
|
|
|
|
function testDecodeAscii() {
|
|
var arr = [];
|
|
for (var i = 0; i < STRING_LENGTH; i++) {
|
|
arr.push(120);
|
|
}
|
|
table.run(goog.partial(goog.crypt.utf8ByteArrayToString, arr),
|
|
'Decode UTF8 byte array with ASCII characters (1 byte / character)');
|
|
}
|
|
|
|
function testDecodeLatin() {
|
|
var arr = [];
|
|
for (var i = 0; i < STRING_LENGTH; i++) {
|
|
arr.push(195, 182);
|
|
}
|
|
table.run(goog.partial(goog.crypt.utf8ByteArrayToString, arr),
|
|
'Decode UTF8 byte array with Latin characters (2 bytes / character)');
|
|
}
|
|
|
|
function testDecodeLeftArrow() {
|
|
var arr = [];
|
|
for (var i = 0; i < STRING_LENGTH; i++) {
|
|
arr.push(226, 134, 144);
|
|
}
|
|
table.run(goog.partial(goog.crypt.utf8ByteArrayToString, arr),
|
|
'Decode UTF8 byte array with left arrows (3 bytes / character)');
|
|
}
|
|
|
|
function testEncodeAscii() {
|
|
var str = goog.string.repeat('x', STRING_LENGTH);
|
|
table.run(goog.partial(goog.crypt.stringToUtf8ByteArray, str),
|
|
'Encode ASCII string (1 byte / character)');
|
|
}
|
|
|
|
function testEncodeLatin() {
|
|
var str = goog.string.repeat('\u00F6', STRING_LENGTH);
|
|
table.run(goog.partial(goog.crypt.stringToUtf8ByteArray, str),
|
|
'Encode Latin string (2 bytes / character)');
|
|
}
|
|
|
|
function testEncodeLeftArrow() {
|
|
var str = goog.string.repeat('\u2190', STRING_LENGTH);
|
|
table.run(goog.partial(goog.crypt.stringToUtf8ByteArray, str),
|
|
'Encode left arrows (3 bytes / character)');
|
|
}
|
|
</script>
|
|
</body>
|
|
</html>
|